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Электронный компонент: LT1816IS8

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1
LT1815
LT1816/LT1817
181567fa
Single/Dual/Quad 220MHz,
1500V/
s Operational Amplifiers
with Programmable Supply Current
s
220MHz Gain-Bandwidth Product
s
1500V/
s Slew Rate
s
6.5mA Supply Current per Amplifier
s
Space Saving MSOP and SSOP Packages
s
Ultra Small SOT-23 and Leadless DFN Packages
s
Programmable Current Option
s
6nV/
Hz Input Noise Voltage
s
Unity-Gain Stable
s
1.5mV Maximum Input Offset Voltage
s
8
A Maximum Input Bias Current
s
800nA Maximum Input Offset Current
s
50mA Minimum Output Current, V
OUT
=
3V
s
3.5V Minimum Input CMR, V
S
=
5V
s
Specified at
5V, Single 5V Supplies
s
Operating Temperature Range: 40
C to 85
C
, LTC and LT are registered trademarks of Linear Technology Corporation.
s
Wideband Amplifiers
s
Buffers
s
Active Filters
s
Video and RF Amplification
s
Communication Receivers
s
Cable Drivers
s
Data Acquisition Systems
Programmable Current Amplifier Switches
from Low Power Mode to Full Speed Mode
The LT
1815/LT1816/LT1817 are low power, high speed,
very high slew rate operational amplifiers with excellent
DC performance. The LT1815/LT1816/LT1817 feature
higher bandwidth and slew rate, much lower input offset
voltage and lower noise and distortion than other devices
with comparable supply current. A programmable current
option (LT1815 and LT1816A) allows power savings and
flexibility by operating at reduced supply current and
speed. The circuit topology is a voltage feedback amplifier
with the slewing characteristics of a current feedback
amplifier.
The output drives a 100
load to
3.8V with
5V sup-
plies. On a single 5V supply, the output swings from 1V
to 4V with a 100
load connected to 2.5V. Harmonic
distortion is 70dB for a 5MHz, 2V
P-P
output driving a
100
load in a gain of 1.
The LT1815/LT1816/LT1817 are manufactured on Linear
Technology's advanced low voltage complementary bipo-
lar process and are available in a variety of SOT-23, SO,
MSOP, SSOP and leadless DFN packages.
Distortion vs Frequency
+
LT1815
40k
100
V
OUT
181567 TA01
5V
I
SET
500
HS/LP
V
IN
500
5V
FREQUENCY (Hz)
100
70
80
90
30
40
50
60
181567 TA02
DISTORTION (dB)
100k
10M
1M
3RD HARMONIC
2ND HARMONIC
LOW POWER MODE
2ND HARMONIC
3RD HARMONIC
FULL SPEED MODE
A
V
= 2
V
S
=
5V
V
O
= 2V
P-P
R
L
= 100
FEATURES
DESCRIPTIO
U
APPLICATIO S
U
TYPICAL APPLICATIO
U
2
LT1815
LT1816/LT1817
181567fa
Total Supply Voltage (V
+
to V
) .......................... 12.6V
Differential Input Voltage
(Transient Only, Note 2) .....................................
6V
Input Voltage ..........................................................
V
S
Output Short-Circuit Duration (Note 3) ............ Indefinite
Operating Temperature Range ................ 40
C to 85
C
ABSOLUTE AXI U RATI GS
W
W
W
U
(Note 1)
Specified Temperature Range (Note 8) ... 40
C to 85
C
Maximum Junction Temperature ......................... 150
C
(DD Package) ................................................... 125
C
Storage Temperature Range ................. 65
C to 150
C
(DD Package) ................................... 65
C to 125
C
Lead Temperature (Soldering, 10 sec).................. 300
C
ORDER PART
NUMBER
LT1815CS5
LT1815IS5
T
JMAX
= 150
C,
JA
= 150
C/W (NOTE 9)
PACKAGE/ORDER I FOR ATIO
U
U
W
1
2
3
4
8
7
6
5
TOP VIEW
NC
V
+
OUT
NC
NC
IN
+IN
V
S8 PACKAGE
8-LEAD PLASTIC SO
+
S5 PART
MARKING
LTUP
LTVC
ORDER PART
NUMBER
LT1815CS6
LT1815IS6
S6 PART
MARKING
LTUL
LTVD
Consult LTC Marketing for parts specified with wider operating temperature ranges.
*The temperature grades are identified by a label on the shipping container.
ORDER PART
NUMBER
LT1815CS8
LT1815IS8
S8 PART
MARKING
1815
1815I
OUT 1
V
2
TOP VIEW
S5 PACKAGE
5-LEAD PLASTIC SOT-23
+IN 3
5 V
+
4 IN
+
T
JMAX
= 150
C,
JA
= 250
C/W (NOTE 9)
T
JMAX
= 150
C,
JA
= 230
C/W (NOTE 9)
OUT 1
V
2
+IN 3
6 V
+
5 I
SET
4 IN
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23
+
1
2
3
4
8
7
6
5
TOP VIEW
V
+
OUT B
IN B
+IN B
OUT A
IN A
+IN A
V
S8 PACKAGE
8-LEAD PLASTIC SO
A
B
T
JMAX
= 150
C,
JA
= 150
C/W (NOTE 9)
ORDER PART
NUMBER
LT1816CMS8
LT1816IMS8
MS8 PART
MARKING
LTWA
LTNQ
ORDER PART
NUMBER
LT1816ACMS
LT1816AIMS
MS10 PART
MARKING
LTYA
LTXX
ORDER PART
NUMBER
LT1816CS8
LT1816IS8
S8 PART
MARKING
1816
1816I
1
2
3
4
5
OUT A
IN A
+IN A
V
V
10
9
8
7
6
V
+
OUT B
IN B
+IN B
I
SET
TOP VIEW
MS10 PACKAGE
10-LEAD PLASTIC MSOP
A
B
T
JMAX
= 150
C,
JA
= 250
C/W (NOTE 9)
1
2
3
4
OUT A
IN A
+IN A
V
8
7
6
5
V
+
OUT B
IN B
+IN B
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
A
B
T
JMAX
= 150
C,
JA
= 250
C/W (NOTE 9)
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
OUT A
IN A
+IN A
V
+
+IN B
IN B
OUT B
NC
OUT D
IN D
+IN D
V
+IN C
IN C
OUT C
NC
+
+
+
+
A
B
D
C
T
JMAX
= 150
C,
JA
= 135
C/W
1
2
3
4
5
6
7
TOP VIEW
S PACKAGE
14-LEAD PLASTIC SO
14
13
12
11
10
9
8
OUT A
IN A
+IN A
V
+
+IN B
IN B
OUT B
OUT D
IN D
+IN D
V
+IN C
IN C
OUT C
+
+
+
+
A
D
B
C
T
JMAX
= 150
C,
JA
= 100
C/W
ORDER PART
NUMBER
LT1817CGN
LT1817IGN
GN PART
MARKING
1817
1817I
ORDER PART
NUMBER
LT1817CS
LT1817IS
ORDER PART
NUMBER
DD PART
MARKING*
LT1816CDD
LT1816IDD
LAAR
TOP VIEW
DD PACKAGE
8-LEAD (3mm
3mm) PLASTIC DFN
5
6
7
8
4
3
2
1
OUT A
IN A
+IN A
V
V
+
OUT B
IN B
+IN B
UNDERSIDE METAL
INTERNALLY CONNECTED TO V
A
B
T
JMAX
= 125
C,
JA
= 160
C/W (NOTE 9)
3
LT1815
LT1816/LT1817
181567fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
(Note 4)
0.2
1.5
mV
T
A
= 0
C to 70
C
q
2.0
mV
T
A
= 40
C to 85
C
q
3.0
mV
Input Offset Voltage
LT1815S6/LT1816A, 40k
Between I
SET
and V
2
7
mV
(Low Power Mode) (Note 10)
T
A
= 0
C to 70
C
q
9
mV
T
A
= 40
C to 85
C
q
10
mV
V
OS
Input Offset Voltage Drift
T
A
= 0
C to 70
C (Note 7)
q
10
15
V/
C
T
T
A
= 40
C to 85
C (Note 7)
q
10
30
V/
C
I
OS
Input Offset Current
60
800
nA
T
A
= 0
C to 70
C
q
1000
nA
T
A
= 40
C to 85
C
q
1200
nA
I
B
Input Bias Current
2
8
A
T
A
= 0
C to 70
C
q
10
A
T
A
= 40
C to 85
C
q
12
A
e
n
Input Noise Voltage Density
f = 10kHz
6
nV/
Hz
i
n
Input Noise Current Density
f = 10kHz
1.3
pA/
Hz
R
IN
Input Resistance
V
CM
=
3.5V
1.5
5
M
Differential
750
k
C
IN
Input Capacitance
2
pF
V
CM
Input Voltage Range
Guaranteed by CMRR
3.5
4.2
V
T
A
= 40
C to 85
C
q
3.5
V
CMRR
Common Mode Rejection Ratio
V
CM
=
3.5V
75
85
dB
T
A
= 0
C to 70
C
q
73
dB
T
A
= 40
C to 85
C
q
72
dB
Minimum Supply Voltage
Guaranteed by PSRR
1.25
2
V
T
A
= 40
C to 85
C
q
2
V
PSRR
Power Supply Rejection Ratio
V
S
=
2V to
5.5V
78
97
dB
T
A
= 0
C to 70
C
q
76
dB
T
A
= 40
C to 85
C
q
75
dB
Channel Separation
V
OUT
=
3V, R
L
= 100
, LT1816/LT1817
82
100
dB
T
A
= 0
C to 70
C
q
81
dB
T
A
= 40
C to 85
C
q
80
dB
A
VOL
Large-Signal Voltage Gain
V
OUT
=
3V, R
L
= 500
1.5
3
V/mV
T
A
= 0
C to 70
C
q
1.0
V/mV
T
A
= 40
C to 85
C
q
0.8
V/mV
V
OUT
=
3V, R
L
= 100
0.7
2.5
V/mV
T
A
= 0
C to 70
C
q
0.5
V/mV
T
A
= 40
C to 85
C
q
0.4
V/mV
V
OUT
Maximum Output Swing
R
L
= 500
, 30mV Overdrive
3.8
4.1
V
T
A
= 0
C to 70
C
q
3.7
V
T
A
= 40
C to 85
C
q
3.6
V
R
L
= 100
, 30mV Overdrive
3.50
3.8
V
T
A
= 0
C to 70
C
q
3.25
V
T
A
= 40
C to 85
C
q
3.15
V
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
C (Note 8). V
S
=
5V, V
CM
= 0V unless otherwise noted. For the
programmable current option (LT1815S6 or LT1816A), the I
SET
pin must be connected to V
through 75
or less, unless
otherwise noted.
ELECTRICAL CHARACTERISTICS
4
LT1815
LT1816/LT1817
181567fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
I
OUT
Maximum Output Current
V
OUT
=
3V, 30mV Overdrive
50
80
mA
T
A
= 0
C to 70
C
q
45
mA
T
A
= 40
C to 85
C
q
40
mA
Maximum Output Current
LT1815S6/LT1816A; 40k
Between I
SET
and V
;
(Low Power Mode) (Note 10)
V
OUT
=
3V, 30mV Overdrive
50
75
mA
T
A
= 0
C to 70
C
q
40
mA
T
A
= 40
C to 85
C
q
30
mA
I
SC
Output Short-Circuit Current
V
OUT
= 0V, 1V Overdrive (Note 3)
100
200
mA
T
A
= 0
C to 70
C
q
90
mA
T
A
= 40
C to 85
C
q
70
mA
SR
Slew Rate
A
V
= 1 (Note 5)
900
1500
V/
s
T
A
= 0
C to 70
C
q
750
V/
s
T
A
= 40
C to 85
C
q
600
V/
s
FPBW
Full-Power Bandwidth
6V
P-P
(Note 6)
80
MHz
GBW
Gain-Bandwidth Product
f = 200kHz, R
L
= 500
, LT1815
150
220
MHz
T
A
= 0
C to 70
C
q
140
MHz
T
A
= 40
C to 85
C
q
130
MHz
f = 200kHz, R
L
= 500
, LT1816/LT1817
140
220
MHz
T
A
= 0
C to 70
C
q
130
MHz
T
A
= 40
C to 85
C
q
120
MHz
Gain-Bandwidth Product
LT1815S6/LT1816A; 40k
Between I
SET
and V
;
(Low Power Mode) (Note 10)
f = 200kHz, R
L
= 500
35
55
MHz
T
A
= 0
C to 70
C
q
30
MHz
T
A
= 40
C to 85
C
q
25
MHz
3dB BW 3dB Bandwidth
A
V
= 1, R
L
= 500
350
MHz
t
r
, t
f
Rise Time, Fall Time
A
V
= 1, 10% to 90%, 0.1V, R
L
= 100
1
ns
t
PD
Propagation Delay
A
V
= 1, 50% to 50%, 0.1V, R
L
= 100
1.4
ns
OS
Overshoot
A
V
= 1, 0.1V; R
L
= 100
25
%
t
S
Settling Time
A
V
= 1, 0.1%, 5V
15
ns
THD
Total Harmonic Distortion
A
V
= 2, f = 5MHz, V
OUT
= 2V
P-P
, R
L
= 500
70
dB
dG
Differential Gain
A
V
= 2, V
OUT
= 2V
P-P
, R
L
= 150
0.08
%
dP
Differential Phase
A
V
= 2, V
OUT
= 2V
P-P
, R
L
= 150
0.04
Deg
R
OUT
Output Resistance
A
V
= 1, f = 1MHz
0.20
I
S
Supply Current
LT1815
6.5
7
mA
T
A
= 0
C to 70
C
q
9
mA
T
A
= 40
C to 85
C
q
10
mA
LT1816/LT1817, per Amplifier
6.5
7.8
mA
T
A
= 0
C to 70
C
q
10.5
mA
T
A
= 40
C to 85
C
q
11.5
mA
Supply Current (Low Power Mode)
LT1815S6/LT1816A, 40k
Between I
SET
and V
,
(Note 10)
per Amplifier
1
1.5
mA
T
A
= 0
C to 70
C
q
1.8
mA
T
A
= 40
C to 85
C
q
2.0
mA
I
SET
I
SET
Pin Current (Note 10)
LT1815S6/LT1816A
150
100
A
T
A
= 0
C to 70
C
q
175
A
T
A
= 40
C to 85
C
q
200
A
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
C (Note 8). V
S
=
5V, V
CM
= 0V unless otherwise noted. For the
programmable current option (LT1815S6 or LT1816A), the I
SET
pin must be connected to V
through 75
or less, unless
otherwise noted.
ELECTRICAL CHARACTERISTICS
5
LT1815
LT1816/LT1817
181567fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
(Note 4)
0.4
2.0
mV
T
A
= 0
C to 70
C
q
2.5
mV
T
A
= 40
C to 85
C
q
3.5
mV
Input Offset Voltage
LT1815S6/LT1816A, 40k
Between I
SET
and V
2
7
mV
(Low Power Mode) (Note 10)
T
A
= 0
C to 70
C
q
9
mV
T
A
= 40
C to 85
C
q
10
mV
V
OS
Input Offset Voltage Drift
T
A
= 0
C to 70
C (Note 7)
q
10
15
V/
C
T
T
A
= 40
C to 85
C (Note 7)
q
10
30
V/
C
I
OS
Input Offset Current
60
800
nA
T
A
= 0
C to 70
C
q
1000
nA
T
A
= 40
C to 85
C
q
1200
nA
I
B
Input Bias Current
2.4
8
A
T
A
= 0
C to 70
C
q
10
A
T
A
= 40
C to 85
C
q
12
A
e
n
Input Noise Voltage Density
f = 10kHz
6
nV/
Hz
i
n
Input Noise Current Density
f = 10kHz
1.3
pA/
Hz
R
IN
Input Resistance
V
CM
= 1.5V to 3.5V
1.5
5
M
Differential
750
k
C
IN
Input Capacitance
2
pF
V
CM
Input Voltage Range (High)
Guaranteed by CMRR
3.5
4.1
V
T
A
= 40
C to 85
C
q
3.5
V
Input Voltage Range (Low)
Guaranteed by CMRR
0.9
1.5
V
T
A
= 40
C to 85
C
q
1.5
V
CMRR
Common Mode Rejection Ratio
V
CM
= 1.5V to 3.5V
73
82
dB
T
A
= 0
C to 70
C
q
71
dB
T
A
= 40
C to 85
C
q
70
dB
Channel Separation
V
OUT
= 1.5V to 3.5V, R
L
= 100
, LT1816/LT1817
81
100
dB
T
A
= 0
C to 70
C
q
80
dB
T
A
= 40
C to 85
C
q
79
dB
Minimum Supply Voltage
Guaranteed by PSRR
2.5
4
V
T
A
= 40
C to 85
C
q
4
V
A
VOL
Large-Signal Voltage Gain
V
OUT
= 1.5V to 3.5V, R
L
= 500
1.0
2
V/mV
T
A
= 0
C to 70
C
q
0.7
V/mV
T
A
= 40
C to 85
C
q
0.6
V/mV
V
OUT
= 1.5V to 3.5V, R
L
= 100
0.7
1.5
V/mV
T
A
= 0
C to 70
C
q
0.5
V/mV
T
A
= 40
C to 85
C
q
0.4
V/mV
V
OUT
Maximum Output Swing (High)
R
L
= 500
, 30mV Overdrive
3.9
4.2
V
T
A
= 0
C to 70
C
q
3.8
V
T
A
= 40
C to 85
C
q
3.7
V
R
L
= 100
, 30mV Overdrive
3.7
4
V
T
A
= 0
C to 70
C
q
3.6
V
T
A
= 40
C to 85
C
q
3.5
V
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
C (Note 8). V
S
= 5V, 0V; V
CM
= 2.5V, R
L
to 2.5V unless otherwise noted.
For the programmable current option (LT1815S6 or LT1816A), the I
SET
pin must be connected to V
through 75
or less, unless
otherwise noted.
ELECTRICAL CHARACTERISTICS